UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Po6b+eRvxOtIWcFSZMjfbzQScX1oGFehFER12q7B+zg=' 
WHERE 
  key_id = '96aed0a8bcb479cff5f15593adeb5e263221fbf36d53034d35cfee37e24efd8a' 
  AND (
    token = 'Po6b+eRvxOtIWcFSZMjfbzQScX1oGFehFER12q7B+zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )